/////////////////////////////////////////////////////////////////////////////
// Original code from libhdfs3. Copyright (c) 2013 - 2014, Pivotal Inc.
// All rights reserved. Author: Zhanwei Wang
/////////////////////////////////////////////////////////////////////////////
//  Modifications by Kumo Inc.
// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//




#include <unistd.h>

#include <kmhdfs/common/thread.h>

namespace Hdfs {
    namespace Internal {
        sigset_t ThreadBlockSignal() {
            sigset_t sigs;
            sigset_t oldMask;
            sigemptyset(&sigs);
            sigaddset(&sigs, SIGHUP);
            sigaddset(&sigs, SIGINT);
            sigaddset(&sigs, SIGTERM);
            sigaddset(&sigs, SIGUSR1);
            sigaddset(&sigs, SIGUSR2);
            pthread_sigmask(SIG_BLOCK, &sigs, &oldMask);
            return oldMask;
        }

        void ThreadUnBlockSignal(sigset_t sigs) {
            pthread_sigmask(SIG_SETMASK, &sigs, 0);
        }
    }
}
